Lamp



FIG. 1 is a front, top perspective view of a lamp showing our new design;

FIG. 2 is a rear, bottom perspective view thereof;

FIG. 3 is a front plan view thereof, the rear view being a mirror image thereof;

FIG. 4 is a left side plan view thereof, the right side view being a mirror image thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line showing is for the purpose of illustrating environmental structure and portions of the lamp which form no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 